The winter of 1912 was so cold that Niagara Falls froze over.
35
Dirty snow melts faster than clean.
350
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Rain contains vitamin B12.
188
The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
442
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25